瓦斯隧道施工控制及防治措施探讨  

Discussion on Control and Prevention Measures for Gas Tunnels

作　　者：苟彪[1] 

机构地区：[1]中铁一局集团有限公司,西安710054

出　　处：《现代隧道技术》2011年第2期20-27,43,共9页Modern Tunnelling Technology

摘　　要："十二五"规划提出每年投入7000亿修建铁路,隧道占很大比例,其中施工遇到的瓦斯隧道越来越多。文章以兰渝铁路13标段瓦斯隧道群的施工实践为例,探讨了瓦斯隧道的特征和危害,并提出隧道瓦斯的预测、检测和防治措施,以及防爆设备的防爆改装依据和改装项目,可供同类工程借鉴。More and more gas tunnels will be encountered during the construction of new railways with large number of tunnels.The understanding and hazards of gas tunnels are discussed by taking Lot 13 gas tunnel group on Lanzhou-Chongqing railway for example.Gas prediction,detection and prevention measures as well as the basis and items for explosion-proof equipment modification are put forward.

关 键 词：瓦斯隧道 施工控制 防治措施 

分 类 号：U453.5[建筑科学—桥梁与隧道工程]